157031520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{389}}^1$

素因数の和:465

約数の個数: 144

約数和(自身を含む): 513611280

約数和(自身を除く): 356579760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 80, 87, 96, 116, 120, 145, 160, 174, 232, 240, 290, 348, 389, 435, 464, 480, 580, 696, 778, 841, 870, 928, 1160, 1167, 1392, 1556, 1682, 1740, 1945, 2320, 2334, 2523, 2784, 3112, 3364, 3480, 3890, 4205, 4640, 4668, 5046, 5835, 6224, 6728, 6960, 7780, 8410, 9336, 10092, 11281, 11670, 12448, 12615, 13456, 13920, 15560, 16820, 18672, 20184, 22562, 23340, 25230, 26912, 31120, 33640, 33843, 37344, 40368, 45124, 46680, 50460, 56405, 62240, 67280, 67686, 80736, 90248, 93360, 100920, 112810, 134560, 135372, 169215, 180496, 186720, 201840, 225620, 270744, 327149, 338430, 360992, 403680, 451240, 541488, 654298, 676860, 902480, 981447, 1082976, 1308596, 1353720, 1635745, 1804960, 1962894, 2617192, 2707440, 3271490, 3925788, 4907235, 5234384, 5414880, 6542980, 7851576, 9814470, 10468768, 13085960, 15703152, 19628940, 26171920, 31406304, 39257880, 52343840, 78515760, 157031520]

約数ペア:

[(1, 157031520), (2, 78515760), (3, 52343840), (4, 39257880), (5, 31406304), (6, 26171920), (8, 19628940), (10, 15703152), (12, 13085960), (15, 10468768), (16, 9814470), (20, 7851576), (24, 6542980), (29, 5414880), (30, 5234384), (32, 4907235), (40, 3925788), (48, 3271490), (58, 2707440), (60, 2617192), (80, 1962894), (87, 1804960), (96, 1635745), (116, 1353720), (120, 1308596), (145, 1082976), (160, 981447), (174, 902480), (232, 676860), (240, 654298), (290, 541488), (348, 451240), (389, 403680), (435, 360992), (464, 338430), (480, 327149), (580, 270744), (696, 225620), (778, 201840), (841, 186720), (870, 180496), (928, 169215), (1160, 135372), (1167, 134560), (1392, 112810), (1556, 100920), (1682, 93360), (1740, 90248), (1945, 80736), (2320, 67686), (2334, 67280), (2523, 62240), (2784, 56405), (3112, 50460), (3364, 46680), (3480, 45124), (3890, 40368), (4205, 37344), (4640, 33843), (4668, 33640), (5046, 31120), (5835, 26912), (6224, 25230), (6728, 23340), (6960, 22562), (7780, 20184), (8410, 18672), (9336, 16820), (10092, 15560), (11281, 13920), (11670, 13456), (12448, 12615)]